Job Title: Full Stack Engineer (Node.js / React / AI) Location: Remote (UK) Salary: Competitive, dependent on experience (Outside IR35) Why Apply? This opportunity supports a global asset and wealth management organisation operating across 50 countries with over 12,000 employees. Following the successful development of an AI proof of concept by a specialist consultancy, the next phase focuses on transforming this into a production-ready solution. The product enables fund managers to query and interrogate investment data using a user-facing interface powered by large language models (LLMs). This is a high-impact role working on cutting-edge AI applications within financial services, with strong potential for continued engagement beyond the initial phase. Full Stack Engineer Responsibilities Take ownership of an existing AI proof of concept and evolve it into a scalable, production-ready application. Develop and enhance full stack functionality using Node.js and React. Integrate and optimise large language model (LLM) capabilities within the application. Deploy and manage the solution within cloud environments, primarily AWS and Azure. Ensure performance, scalability and security across the application stack. Collaborate with stakeholders to refine requirements and deliver a robust, user-focused product. Contribute to architectural decisions, ensuring best practices across engineering and deployment. Full Stack Engineer Requirements Strong commercial experience with Node.js and React in full stack development roles. Proven experience working on AI-driven applications, particularly involving LLMs or data-driven products. Hands-on experience with both AWS and Azure cloud platforms. Solid understanding of deploying applications into production environments. Experience building scalable, secure and high-performing systems. Ability to work autonomously and deliver within fast-paced, evolving project environments. Strong communication skills and experience working with distributed teams. Whats in it for me? Competitive salary aligned to experience and project scope. Fully remote working with flexibility. Opportunity to work on a cutting-edge AI product within a global financial services environment. Exposure to large-scale data platforms and enterprise-level systems. Strong potential for extension into a longer-term engagement. We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age.